20783214

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2953}}^1$

素因数の和:3001

約数の個数: 48

約数和(自身を含む): 49768992

約数和(自身を除く): 28985778

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 207, 306, 391, 414, 782, 1173, 2346, 2953, 3519, 5906, 7038, 8859, 17718, 26577, 50201, 53154, 67919, 100402, 135838, 150603, 203757, 301206, 407514, 451809, 611271, 903618, 1154623, 1222542, 2309246, 3463869, 6927738, 10391607, 20783214]

約数ペア:

[(1, 20783214), (2, 10391607), (3, 6927738), (6, 3463869), (9, 2309246), (17, 1222542), (18, 1154623), (23, 903618), (34, 611271), (46, 451809), (51, 407514), (69, 301206), (102, 203757), (138, 150603), (153, 135838), (207, 100402), (306, 67919), (391, 53154), (414, 50201), (782, 26577), (1173, 17718), (2346, 8859), (2953, 7038), (3519, 5906)]